QuestionsHow to growTrees and ShrubsPruningBest time to cut copper beech 0 Vote Up Vote Down eamonn roche asked 14 years ago What is the best time of the year to cut copper beech hedging without damaging it? I want to thicken the hedge as it is a boundary hedge. 1 Answers 0 Vote Up Vote Down Gerry Daly Staff answered 6 years ago This can be cut back at any time in winter or early spring, and is usually clipped in July or August.